Hattersley Fig MH739 PN16 Fixed Orifice Double Regulating Valve

Features & Benefits

• Offers precise and accurate flow regulation for optimal performance. • User-friendly handwheel operation accompanied by a numerical indicator for straightforward adjustments. • Integrated orifice and test points eliminate the need for a separate Differential Regulation Valve (DRV) and metering station. • WRAS Approved for use with drinking water up to 85°C. • Ensures positive flow control across all handwheel settings. • The FODRV guarantees an accuracy of ± 5% on all settings, providing reliable flow regulation and measurement.

Specification

• Complies with BS7350: 1990 standards. • Operated via handwheel for ease of use. • Features a numerical indicator for clear visibility. • Inside screw non-rising handwheel design. • Incorporates a characterising regulating disc for effective flow management. • Includes an integral fixed orifice for enhanced reliability. • Supplied with two Figure 631 test points for convenient monitoring. • Flow charts available to assist in system design. • End connections are threaded for compatibility. • Available in sizes 1 to 2" taper threaded as per BS EN 10266 (ISO 7-1), previously BS 21. • Sizes 1/2" and 3/4" comply with ISO 228 parallel standards. • Also available in sizes DN15 and DN20 when combined with compression adaptors suitable for copper pipes in accordance with BS EN 1057 R250 (half hard). • Regarded as a WRAS Approved Product.

Pressure/Temperature Rating

• Please refer to the datasheet for detailed specifications.

**Product Specifications** **Sizes Available:** 1/2", 3/4", 1", 1.1/4", 1.1/2", 2", 2.1/2", 3", 4" **Connections:** Flanged DIN or ANSI **Materials:** Carbon Steel (3.1) or Stainless Steel (3.2 & 3.7) **Disk Options:** Metal, Viton, Nylon, PEEK, or Vespel (selection based on pressure requirements) **Joints & Seals:** NBR, FPM, EPDM (specific to model) **Suitable Media:** Steam, Gases, and Liquids **Set Pressure Range:** 0.1 to 250 Barg (varies by size) **Temperature Range:** - (3.1) -10 to 280 °C - (3.2) -60 to +280 °C - (3.7) -200 to +280 °C **Design Notes:** The temperature range specified applies to valves fitted with a metal disk. For models 3.1 and 3.2, the temperature range may vary depending on the body size. Optimise performance with our robust valve solutions, designed to handle a variety of pressures and temperatures. Ideal for applications involving steam, gases, and liquids, our valves are crafted from high-quality materials to ensure durability and reliability. Perfect for industrial settings, our extensive range of sizes and configurations allows for customisation to suit your specific needs. Choose our valves to ensure safe and efficient operation across all your applications.

The Medenus R51 Gas Pressure Regulator is designed to provide a consistent outlet pressure, irrespective of fluctuations in the primary (inlet) pressure. This regulator quickly adapts to changes in flow rate, ensuring efficient pressure regulation, especially when gas usage varies. Ideal for smaller flow rates, the Medenus R51 is particularly suited for applications such as ignition gas trains.

Specification

Sizes: 1"
Connections: Flanged PN16 (ANSI available upon request)
Medium: Gas
Inlet Pressure (Max): 10 Barg
Outlet Pressure (Max): 3 Barg
Temperature Range: -20 to +60 °C
Notes: Features a single seated valve with a gas-tight zero position.